Home / 1,151,996.31-1,589,793.08-628,735.50

Finding the Fourth Proportional to 1,151,996.31, 1,589,793.08 and 628,735.50

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Solution

The fourth proportional to 1,151,996.31, 1,589,793.08 and 628,735.50 is: 867,675.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,996.31 : 1,589,793.08 = 628,735.50 : x
  2. Step 2: Convert to fraction form
    1,151,996.31/1,589,793.08 = 628,735.50/x
  3. Step 3: Cross multiply
    1,151,996.31x = 1,589,793.08 × 628,735.50
  4. Step 4: Simplify right side
    1,151,996.31x = 999,559,343,906.66
  5. Step 5: Solve for x
    x = 999,559,343,906.66/1,151,996.31
  6. Step 6: Final answer
    x = 867,675.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.